The development of acoustic materials and the acoustic absorption mechanism was generally introduced.

综述了水声吸声材料的发展、应用状况及吸声机理的研究进展.

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Light volume - weight, high coefficient of acoustic absorption, non - combustible and prevent fire, chemistry stability is good.

重量轻吸声系数大导热系数小不燃且阻燃化学稳定性好.

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